(R)-2-amino-2-hydroxy-3-phenylpropanoic acid CAS 709-16-0
| CAS No. | 709-16-0 |
| Molecular Formula | C9H11NO3 |
| Molecular Weight | 181.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including (R)-2-amino-2-hydroxy-3-phenylpropanoic acid.
(R)-2-amino-2-hydroxy-3-phenylpropanoic acid (CAS 709-16-0) is a high-purity analytical reference standard with the molecular formula C9H11NO3 and a molecular weight of 181.19 g/mol.
(R)-2-amino-2-hydroxy-3-phenylpropanoic acid (C9H11NO3) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures (R)-2-amino-2-hydroxy-3-phenylpropanoic acid under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C9H11NO3 |
| Molecular Weight | 181.19 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | ≥95% |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 1 |
Related R Standards
- 2-Amino-3-ethoxybenzoic acid (CAS 1015689-38-9)
- 3-Amino-3-(3-hydroxyphenyl)propanoic acid (CAS 102872-33-3)
- (2S)-2-amino-2-(2-methoxyphenyl)acetic acid (2S)-2-azanyl-2-(2-methoxyphenyl)ethanoic acid (S)-2-Methoxy-phenylglycine 103889-86-7 (CAS 103889-86-7)
- 2-Amino-1-(4-hydroxy-3-(hydroxymethyl)phenyl)ethan-1-one (CAS 1044764-21-7)
- (7-Amino-2,3-dihydrobenzo[b][1,4]dioxin-6-yl)methanol (CAS 1048922-42-4)
- (S)-2-Amino-2-(3-methoxyphenyl)-acetic acid (CAS 108647-55-8)
- Ethyl 2-amino-4-hydroxybenzoate (CAS 1089316-76-6)
- 2-(5-Amino-3-cyclopropyl-1H-pyrazol-1-yl)acetic acid (CAS 1119477-70-1)
Recommended Standards
- 2-Cyanoethyl (E)-3-(allyloxy)acrylate (CAS CATO-C4X-2880248)
- Methyl D-(-)-4-Hydroxy-Phenylglycinate (CAS 37763-23-8)
- Labetalol Impurity 23 (CAS 2724509-52-6)
- Dl-Tyrosine (CAS 556-03-6)
- 5-((4-(3-Methylbutanamido)phenyl)amino)-5-oxopentanoic acid (CAS 940214-39-1)
- 3-(Azetidin-3-yl)-4-ethyl-4H-1,2,4-triazole (CAS 1514570-79-6)
- N-Deacetyl Colchicine (CAS 3476-50-4)
- 1-{3-[(4-Chlorophenyl)methyl]-1,2,4-thiadiazol-5-yl}piperazine (CAS 857406-79-2)
- Alloimperatorin (CAS 642-05-7)
- 2-(Cyclopropylmethyl)-5-methoxyphenol (CAS 1243474-35-2)
- 286437-17-0 (2-~13~C)Lysine--hydrogen chloride (1/2) DTXSID30583876 (CAS 286437-17-0)
- 5-Amino-3-[(4-fluoro-3-methylphenyl)amino]-1H-pyrazole-4-carbonitrile (CAS 1030827-94-1)
- Boc-α-(diphenylmethyl)-DL-Pro-OH (CAS 351002-64-7)
- Semaglutide impurity 23 (CAS CATO-C4X-222623)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com